Optical, Infrared, and Ultraviolet Observations of the X-Ray Flash XRF 050416A

S.~T. Holland, P.~T. Boyd, J. Gorosabel, J. Hjorth, P. Schady, B. Thomsen, T. Augusteijn, A.~J. Blustin, A. Breeveld, M. De Pasquale, J.~P.~U. Fynbo, N. Gehrels, C. Gronwall, S. Hunsberger, M. Ivanushkina, W. Landsman, P. Laursen, K. McGowan, V. Mangano, C.~B. MarkwardtF. Marshall, K.~O. Mason, A. Moretti, M.~J. Page, T. Poole, P. Roming, S. Rosen, M. Still